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Hazardous Weather Conditions

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Gray/Portland, ME Local Forecast Office

14NM NE Portsmouth NH

Marine Point Forecast

[NOTICE]

    • Today

      Today:SE wind 10 to 13 kt becoming SSE 12 to 15 kt in the afternoon. Winds could gust as high as 35 kt. Rain and possibly a thunderstorm. Seas 1 ft or less.

      High: 50 °F

      ⇑SSE 15kt
      < 1ft

    • Tonight

      Tonight:S wind 15 to 20 kt, with gusts as high as 40 kt. Rain and possibly a thunderstorm before 4am, then rain likely. Areas of fog between 9pm and 3am. Seas 1 ft or less.

      Low: 40 °F

      S 20kt
      < 1ft

    • Tuesday

      Tuesday:WSW wind around 15 kt, with gusts as high as 30 kt. A chance of rain, mainly before 7am. Seas 1 ft or less.

      High: 43 °FFalling Temperatures

      WSW 15kt
      < 1ft

    • Tuesday Night

      Tuesday Night:W wind 10 to 15 kt, with gusts as high as 25 kt. Mostly clear. Seas 1 ft or less.

      Low: 22 °F

      W 15kt
      < 1ft

    • Wednesday

      Wednesday:WNW wind 5 to 10 kt. Sunny. Seas 1 ft or less.

      High: 36 °FFalling Temperatures

      WNW 10kt
      < 1ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.

      Low: 29 °F

      Light Wind
      < 1ft

    • Thursday

      Thursday:S wind 5 to 10 kt. Partly sunny. Seas 1 ft or less.

      High: 41 °FFalling Temperatures

      S 10kt
      < 1ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.

      Low: 33 °F

      Light Wind
      < 1ft

    • Friday

      Friday:SW wind 5 to 10 kt. Partly sunny. Seas 1 ft or less.

      High: 46 °FFalling Temperatures

      SW 10kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:36 am EDT Mar 16, 2026
Forecast Valid: 6am EDT Mar 16, 2026-6pm EDT Mar 22, 2026

View Nearby Observations

Detailed Forecast


Today
SE wind 10 to 13 kt becoming SSE 12 to 15 kt in the afternoon. Winds could gust as high as 35 kt. Rain and possibly a thunderstorm. Seas 1 ft or less.
Tonight
S wind 15 to 20 kt, with gusts as high as 40 kt. Rain and possibly a thunderstorm before 4am, then rain likely. Areas of fog between 9pm and 3am. Seas 1 ft or less.
Tuesday
WSW wind around 15 kt, with gusts as high as 30 kt. A chance of rain, mainly before 7am. Seas 1 ft or less.
Tuesday Night
W wind 10 to 15 kt, with gusts as high as 25 kt. Mostly clear. Seas 1 ft or less.
Wednesday
WNW wind 5 to 10 kt. Sunny. Seas 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Thursday
S wind 5 to 10 kt. Partly sunny. Seas 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Friday
SW wind 5 to 10 kt. Partly sunny. Seas 1 ft or less.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 43.25°N 70.58°W
Last Update: 6:36 am EDT Mar 16, 2026
Forecast Valid: 6am EDT Mar 16, 2026-6pm EDT Mar 22, 2026
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